The 13 Lean Development principles are:
- Establish customer value
- Front-load the Product Development process
- Levelled Product Development process flow
- Rigorous standardisation
- A Chief Engineer System to integrate development
- Balance functional and cross-functional expertise
- Towering technical competence in Engineers
- Integrate suppliers into the PD system
- Build in learning and continuous improvement
- Build a culture to support excellence and relentless improvement
- Adapt technology to fit your people and processes
- Align the organisation through visual communication,, ensuring problems are visible
- Enable organisational learning